Files with appx file extension are application installation packages for Windows 8 and Windows Phone 8 and newer operating systems. They are used to install new software.

Detailed description

Software that open appx file

Add comment

APPX file extension - Microsoft AppX application package

What is appx file? How to open appx files?

File type specification:

Program executable file type icon Program executable file type

The appx file extension is associated with the new AppX application distribution file format introduced in Microsoft Windows 8 and Windows Phone 8.1 operating systems. The appx file extension represents the AppX application package.

The AppX distribution format is similar to the Windows Phone 7 application distribution format. The APPX file format efficiently distributes applications between various devices, including traditional PCs, tablets, and phones.

Windows Phone 8.1 operating system can also use XAP format for its applications.

The appx files can be installed on the phone via the Market app.

Copy the xap file to an SD card (Windows Phone 8 and higher), open Market, and use the SD card option.

The APPX file format is also compatible with Microsoft Windows 10 and 11.

Updated: March 16, 2024

The default software associated to open appx file:

Microsoft Windows 11 icon

Microsoft Corporation logoMicrosoft Windows 11  Microsoft Windows software

Company or developer:
Microsoft Corporation

Windows 11 is the latest major release of Microsoft's Windows operating system with first release in October 2021. It is a free upgrade to its predecessor, Windows 10 (2015), and is available for any Windows 10 devices that meet the new Windows 11 system hardware requirements.

Microsoft Windows 10 icon

Microsoft Corporation logoMicrosoft Windows 10  Microsoft Windows software

Company or developer:
Microsoft Corporation

Microsoft Windows 10 is operating system for desktop, laptop and tablet computers. Windows 10 is familiar and easy to use, with lots of similarities to Windows 7 including the Start menu.

Windows 10 comes with great built-in apps like Edge, Maps, Photos, Mail & Calendar, Music, Movies & TV. And these apps use OneDrive to back up your information and sync seamlessly across your Windows 10 devices.

Microsoft Visual Studio icon

Microsoft Corporation logoMicrosoft Visual Studio  Multiplatform software

Company or developer:
Microsoft Corporation

Microsoft Visual Studio is an integrated development environment (IDE) used to create applications for Microsoft Windows, Windows Mobile, .NET Framework, Silverlight as well as dynamic websites and web applications. Visual Studio is available for Windows and Mac.

Help how to open:

Use Windows 8, Windows 10 or 11 to open Microsoft AppX application package files.

How to convert:

There is no way how to convert *.appx files to other formats.

Find conversions from appx file:

appx to apk

appx to exe

appx to xap

Find converter to appx file type:

apk to appx

exe to appx

xap to appx

List of software applications associated to the .appx file extension

Recommended software programs are sorted by OS platform (Windows, macOS, Linux, iOS, Android etc.)
and possible program actions that can be done with the file: like open appx file, edit appx file, convert appx file, view appx file, play appx file etc. (if exist software for corresponding action in File-Extensions.org's database).

Hint:
Click on the tab below to simply browse between the application actions, to quickly get a list of recommended software, which is able to perform the specified software action, such as opening, editing or converting appx files.

Software that open appx file - Microsoft AppX application package

Programs supporting the exension appx on the main platforms Windows, Mac, Linux or mobile. Click on the link to get more information about listed programs for open appx file action.

Microsoft Windows:

Main software associated with appx file by default:
Microsoft Windows 11 small icon Microsoft Windows 11
Microsoft Windows 10 small icon Microsoft Windows 10
Other suggested software:
App packager
Microsoft Windows 8 small icon Microsoft Windows 8

Previous file extension
APPREF-MS file extension

File-Extensions.org > Program executable file types

Next file extension
file extension AXF

 

Enter any file extension without dot (e.g. pdf)
Search for file extension details and associated application(s)

RSS feed